Repairs - Spare Parts; Boiler Cleaning - Lavorwash NPX XP - SUNDEK 5 - PWH 2.0 Manual Del Usuario

EN
Repair • Check the level in the tank
and check whether the
rigid suction pipe is clean.
• Replace the line filter.
• Replace it.
• Replace it.
• Contact an authorised
service centre.
• Check the positioning.
• Replace it.
Fault Water is not hot enough
Cause • Poor boiler performance.
• Boiler coil clogged with
limestone.
Repair
• Clean burner nozzle filter.
• Clean fuel filter.
• Check diesel pump pres-
sure.
• Descaling.
Fault Too much smoke from the
chimney
Cause • Combustion is not cor-
rect.
• Impurities or water in the
fuel.
Repair
• Clean fuel filter.
• Clean the boiler.
• Empty the tank and clean
it carefully.
• Clean fuel filter as well.
Fault Insufficient detergent suc-
tion
Cause • No detergent in the tank.
• Incrusted injector.
• Either coil or tube or lance
are clogged.
77000180-03 man NPX4 12l.indd 29
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For any problems not mentioned in this manu-
al, or if the machine breaks down, you are urged
to contact an Authorized After-Sales Service
for the relative repair or for any replacement of
components with original spare parts. Use ex-
clusively original replacement parts.
>
•
The boiler cleaning must be periodically ex-
ecuted every 180 ÷ 200 hours of working pro-
ceeding as follows:
Carefully remove the nozzle holder flange and
the electrodes holder (boiler head, ref. 14).
Clean with compressed air the nozzle filter and
check the electrodes position. (ref. 15).
Remove the boiler cap unscrewing the 3 nuts,
clean the deflector (ref. 16).
Manually take away the interior cap (ref. 17).
Unscrewing the locking nuts (ref. 18) and take
the boiler coil out.
Clean the coil by an iron brush (ref. 19).
Suck the residuums from the boiler (ref. 20).
Replace every parts doing the operations in the
inverse way.
Please note. The general checking and com-
bustion regulation must be periodically
executed by specialized personnel as pre-
scribed by the law.
Repair • Fill the detergent tank.
• Clean it.
• Either cleaning or descal-
ing.

REPAIRS - SPARE PARTS

BOILER CLEANING

ATTENTION: For all maintenance of the
boiler, of the high pressure pump and of
the machine, it is necessary to address
to qualified personnel or to an author-
ized assistance center.
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